| Author: | Droes, S. R. | 
|---|---|
| Additional Authors: | Lei, K. P. V., Carnahan, T. G. | 
| Year: | 1990 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, | 
| SUDOC: | I 28:23:9318 | 
| Series: | Report of investigations / United States. Bureau of Mines ; | 
| Report Number: | 9318 | 
| Subjects: | Leaching | 
| Manganese--Metallurgy | |
| Sulfuric acid | |
| Calcium fluoride | |
| Pyroxmangite | |
| Link: | https://hdl.handle.net/2027/mdp.39015078476267 |